144720720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:258

約数の個数: 240

約数和(自身を含む): 522288000

約数和(自身を除く): 377567280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 71, 72, 76, 80, 90, 95, 114, 120, 142, 144, 149, 152, 171, 180, 190, 213, 228, 240, 284, 285, 298, 304, 342, 355, 360, 380, 426, 447, 456, 568, 570, 596, 639, 684, 710, 720, 745, 760, 852, 855, 894, 912, 1065, 1136, 1140, 1192, 1278, 1341, 1349, 1368, 1420, 1490, 1520, 1704, 1710, 1788, 2130, 2235, 2280, 2384, 2556, 2682, 2698, 2736, 2831, 2840, 2980, 3195, 3408, 3420, 3576, 4047, 4260, 4470, 4560, 5112, 5364, 5396, 5662, 5680, 5960, 6390, 6705, 6745, 6840, 7152, 8094, 8493, 8520, 8940, 10224, 10579, 10728, 10792, 11324, 11920, 12141, 12780, 13410, 13490, 13680, 14155, 16188, 16986, 17040, 17880, 20235, 21158, 21456, 21584, 22648, 24282, 25479, 25560, 26820, 26980, 28310, 31737, 32376, 33972, 35760, 40470, 42316, 42465, 45296, 48564, 50958, 51120, 52895, 53640, 53960, 56620, 60705, 63474, 64752, 67944, 80940, 84632, 84930, 95211, 97128, 101916, 105790, 107280, 107920, 113240, 121410, 126948, 127395, 135888, 158685, 161880, 169264, 169860, 190422, 194256, 201001, 203832, 211580, 226480, 242820, 253896, 254790, 317370, 323760, 339720, 380844, 402002, 407664, 423160, 476055, 485640, 507792, 509580, 603003, 634740, 679440, 761688, 804004, 846320, 952110, 971280, 1005005, 1019160, 1206006, 1269480, 1523376, 1608008, 1809009, 1904220, 2010010, 2038320, 2412012, 2538960, 3015015, 3216016, 3618018, 3808440, 4020020, 4824024, 6030030, 7236036, 7616880, 8040040, 9045045, 9648048, 12060060, 14472072, 16080080, 18090090, 24120120, 28944144, 36180180, 48240240, 72360360, 144720720]

約数ペア:

[(1, 144720720), (2, 72360360), (3, 48240240), (4, 36180180), (5, 28944144), (6, 24120120), (8, 18090090), (9, 16080080), (10, 14472072), (12, 12060060), (15, 9648048), (16, 9045045), (18, 8040040), (19, 7616880), (20, 7236036), (24, 6030030), (30, 4824024), (36, 4020020), (38, 3808440), (40, 3618018), (45, 3216016), (48, 3015015), (57, 2538960), (60, 2412012), (71, 2038320), (72, 2010010), (76, 1904220), (80, 1809009), (90, 1608008), (95, 1523376), (114, 1269480), (120, 1206006), (142, 1019160), (144, 1005005), (149, 971280), (152, 952110), (171, 846320), (180, 804004), (190, 761688), (213, 679440), (228, 634740), (240, 603003), (284, 509580), (285, 507792), (298, 485640), (304, 476055), (342, 423160), (355, 407664), (360, 402002), (380, 380844), (426, 339720), (447, 323760), (456, 317370), (568, 254790), (570, 253896), (596, 242820), (639, 226480), (684, 211580), (710, 203832), (720, 201001), (745, 194256), (760, 190422), (852, 169860), (855, 169264), (894, 161880), (912, 158685), (1065, 135888), (1136, 127395), (1140, 126948), (1192, 121410), (1278, 113240), (1341, 107920), (1349, 107280), (1368, 105790), (1420, 101916), (1490, 97128), (1520, 95211), (1704, 84930), (1710, 84632), (1788, 80940), (2130, 67944), (2235, 64752), (2280, 63474), (2384, 60705), (2556, 56620), (2682, 53960), (2698, 53640), (2736, 52895), (2831, 51120), (2840, 50958), (2980, 48564), (3195, 45296), (3408, 42465), (3420, 42316), (3576, 40470), (4047, 35760), (4260, 33972), (4470, 32376), (4560, 31737), (5112, 28310), (5364, 26980), (5396, 26820), (5662, 25560), (5680, 25479), (5960, 24282), (6390, 22648), (6705, 21584), (6745, 21456), (6840, 21158), (7152, 20235), (8094, 17880), (8493, 17040), (8520, 16986), (8940, 16188), (10224, 14155), (10579, 13680), (10728, 13490), (10792, 13410), (11324, 12780), (11920, 12141)]